resources.math.binary values are a long form and can be clumsy to keep writing out. Hexadecimal allows us to represent 4 binary bits (a "nibble") in each place.

000000
000111
001022
001133
010044
010155
011066
011177
100088
100199
101010A
101111B
110012C
110113D
111014E
111115F